Validation of sea ice concentration
Bulletin date: 2012-02-15
Model vs. observations, sea ice class contingency tables
Date: 2012-02-09:
| Best estimate |
Forecast |
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
15703 |
6852 |
640 |
532 |
84 |
29 |
6 |
0 |
| OW |
0 |
376 |
135 |
549 |
154 |
40 |
13 |
0 |
| VODI |
0 |
24 |
43 |
369 |
398 |
137 |
77 |
0 |
| ODI |
0 |
5 |
14 |
94 |
252 |
280 |
303 |
0 |
| CDI |
0 |
0 |
42 |
89 |
168 |
209 |
932 |
13 |
| VCDI |
0 |
0 |
18 |
42 |
74 |
271 |
4771 |
3681 |
|
...date precedes bulletin
|
Date: 2012-02-13:
| Best estimate |
Forecast |
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
15097 |
5608 |
596 |
304 |
107 |
19 |
1 |
0 |
| OW |
66 |
666 |
203 |
239 |
109 |
47 |
13 |
0 |
| VODI |
153 |
530 |
123 |
349 |
396 |
128 |
22 |
0 |
| ODI |
0 |
51 |
37 |
153 |
332 |
415 |
170 |
0 |
| CDI |
0 |
0 |
2 |
75 |
243 |
608 |
877 |
6 |
| VCDI |
0 |
0 |
2 |
20 |
149 |
600 |
5213 |
3690 |
|
...date precedes bulletin
|
Date: 2012-02-15:
| Best estimate |
Forecast |
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
13602 |
6698 |
560 |
332 |
149 |
50 |
0 |
0 |
| OW |
0 |
212 |
229 |
205 |
127 |
108 |
9 |
0 |
| VODI |
0 |
648 |
148 |
254 |
279 |
212 |
38 |
0 |
| ODI |
0 |
332 |
97 |
159 |
417 |
386 |
84 |
0 |
| CDI |
0 |
1 |
16 |
54 |
172 |
624 |
581 |
2 |
| VCDI |
0 |
2 |
2 |
31 |
134 |
970 |
5356 |
4139 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
13602 |
6699 |
614 |
388 |
244 |
203 |
74 |
0 |
| OW |
0 |
106 |
45 |
77 |
66 |
48 |
26 |
0 |
| VODI |
0 |
279 |
68 |
114 |
122 |
98 |
41 |
0 |
| ODI |
0 |
732 |
134 |
157 |
227 |
191 |
71 |
1 |
| CDI |
0 |
54 |
78 |
147 |
223 |
349 |
336 |
6 |
| VCDI |
0 |
23 |
113 |
152 |
396 |
1461 |
5520 |
4134 |
|
Date: 2012-02-19:
| Best estimate |
Forecast |
|
...observations not yet available
|
...observations not yet available
|
Date: 2012-02-21:
| Best estimate |
Forecast |
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
14265 |
6302 |
343 |
135 |
23 |
13 |
16 |
0 |
| OW |
0 |
413 |
210 |
130 |
82 |
38 |
23 |
0 |
| VODI |
0 |
193 |
280 |
301 |
219 |
153 |
91 |
0 |
| ODI |
0 |
431 |
134 |
329 |
357 |
283 |
195 |
0 |
| CDI |
0 |
60 |
60 |
142 |
357 |
457 |
583 |
19 |
| VCDI |
0 |
2 |
13 |
69 |
127 |
953 |
5398 |
4220 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
14265 |
6481 |
432 |
265 |
189 |
85 |
79 |
0 |
| OW |
0 |
86 |
93 |
55 |
51 |
46 |
38 |
0 |
| VODI |
0 |
142 |
105 |
156 |
92 |
132 |
69 |
0 |
| ODI |
0 |
93 |
80 |
147 |
106 |
142 |
150 |
0 |
| CDI |
0 |
258 |
85 |
140 |
148 |
186 |
390 |
14 |
| VCDI |
0 |
341 |
245 |
343 |
579 |
1306 |
5580 |
4225 |
|
Date: 2012-02-23:
| Best estimate |
Forecast |
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
13201 |
7478 |
725 |
881 |
294 |
84 |
6 |
0 |
| OW |
0 |
86 |
200 |
503 |
286 |
94 |
25 |
0 |
| VODI |
0 |
4 |
129 |
390 |
499 |
327 |
92 |
0 |
| ODI |
0 |
0 |
8 |
70 |
192 |
438 |
290 |
2 |
| CDI |
0 |
0 |
0 |
34 |
128 |
516 |
721 |
38 |
| VCDI |
0 |
0 |
0 |
7 |
41 |
872 |
4773 |
3985 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
13201 |
7235 |
481 |
444 |
236 |
91 |
69 |
0 |
| OW |
0 |
96 |
44 |
94 |
51 |
34 |
25 |
0 |
| VODI |
0 |
85 |
59 |
232 |
78 |
107 |
59 |
0 |
| ODI |
0 |
22 |
57 |
278 |
139 |
144 |
181 |
2 |
| CDI |
0 |
25 |
111 |
268 |
183 |
228 |
366 |
35 |
| VCDI |
0 |
105 |
310 |
569 |
753 |
1727 |
5207 |
3988 |
|
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